These heavy-duty cases are constructed of a special Copolymer Polypropylene Structural Resin to create the maximum resistance to shock and provide the most reliable way to ship valuable electronic devices, cameras, computers or any sensitive equipment.  They meet ATA specifications (ATA IP67 and Defense Standa rd s 81-41 Specified) and are waterproof, airtight, dustproof, and crushproof.  These cases withstand temperature variations of -9°F to +210°F.  They are easy to stack, with special feet that perfectly fit one on top of the other. The larger sizes feature wheels, three handles, and a self-locking telescopic handle and are foam filled.

An optional panel mounting bracket is available for securing panels to the bottom of the case.